Dale Miller, Marco Volpe. Focused Labeled Proof Systems for Modal Logic. In Martin Davis, Ansgar Fehnker, Annabelle McIver, Andrei Voronkov, editors, Logic for Programming, Artificial Intelligence, and Reasoning - 20th International Conference, LPAR-20 2015, Suva, Fiji, November 24-28, 2015, Proceedings. Volume 9450 of Lecture Notes in Computer Science, pages 266-280, Springer, 2015. [doi]
Abstract is missing.